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Summary of the "Migrate to Swift Testing"

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June 28, 2026
8

Summary of the "Migrate to Swift Testing"

Swift Lovers Club - WWDC26 Recap
https://love-swift.connpass.com/event/390480/

Avatar for log5

log5

June 28, 2026

Transcript

  1. ΋ͱͷηογϣϯͰ͸… • Rec a p of Swift TestingʢSwift Testingͷ͓͞Β͍ʣ •

    Migr a te fe a rlesslyʢ৺ஔ͖ͳ͘Ҡߦ͢Δʣ • Superch a rge your testsʢςετΛ͞Βʹڧྗʹʣ
  2. ࠓ೔͸͜͜ʹ஫໨ʂ • Rec a p of Swift TestingʢSwift Testingͷ͓͞Β͍ʣ •

    Migr a te fe a rlesslyʢ৺ஔ͖ͳ͘Ҡߦ͢Δʣ • Superch a rge your testsʢςετΛ͞Βʹڧྗʹʣ
  3. ·ͨ͸ SWIFT_TESTING_XCTEST_INTEROP_MODE Swift Testing and XCTest Interoperability Mode • Swift

    6.4 ·ͨ͸ Xcode 27 ͔Β • ςετϑϨʔϜϫʔΫؒͷ૬ޓӡ༻Λ͍͍ײ͡ʹߦ͑Δ • ௕͍ͷͰదٓʮ૬ޓӡ༻Ϟʔυʯͱݺͼ·͢Ͷ
  4. ΫϩεϑϨʔϜϫʔΫ໰୊͕ʮܯࠂʯͱͯ͠ग़Δ Limited • ࢵ৭ͷܯࠂ • ҠߦͷͨΊͷҊ಺΋ܯࠂͱͯ͠දࣔ͞ΕΔ • ྫ: XCTFailΛSwift TestingͷIssue.recordʹஔ͖׵͍͑ͯͩ͘͞

    • ࣦഊ͢΂͖ςετ͕੒ޭѻ͍ͱͳΔ͜ͱ͕͋Δ • Xcode 27ΑΓલʹ࡞੒͞Εͨςετϓϥϯ͸͜ͷϞʔυ • swift-tools-version͕6.3ҎԼͰɺSwift 6.4πʔϧνΣʔϯΛ࢖༻ͯ͠ swift test ͨ͠৔߹ ΋ɺσϑΥϧτͰ͜ͷϞʔυ
  5. ΫϩεϑϨʔϜϫʔΫ໰୊ͳͲ͋ͬͯ͸ͳΒͳ͍ Strict • ૬ޓݺͼग़͕͠F a t a l errorʹͳΓɺςετ͸ଈ࣌ఀࢭ •

    XCTest APIͷ׬શͳഉআΛ໨ࢦ͋͢ͳͨʹ • ʮͲͷίʔυʹ·ͩXCTest API΁ͷґଘ͕࢒͍ͬͯΔͷ͔ʯΛௐ΂Δͷʹศར • Swift Testing΁ͷҠߦʹ͓͚Δ࠷ऴεςοϓͰ࢖͏΋ͷ
  6. ͳʹ΋͠·ͤΜ None • ΫϩεϑϨʔϜϫʔΫ໰୊ΛҰ੾ใࠂ͠ͳ͍ • όάΛݟಀͯ͠͠·͏ϦεΫ͕͋Δ • ͝ར༻͸ܭըతʹ & Ұ࣌తʹ

    • ΫϩεϑϨʔϜϫʔΫؔ࿈Τϥʔ͕ଟ͗ͯ͢अຐ͗͢Δ࣌ͱ͔ • طଘͷڍಈΛҡ࣋͢Δඞཁ͕͋Δ࣌ͱ͔